Question

What is the molarity of CuCl2 solution that completely reacts with 10.0g of zinc , if the volume of the solution is 360mls?

Zn(s) + CuCl2(aq) ¨ ZnCl2(aq) + Cu(s)

A. 0.42
B. 0.00021
C. 0.21
D. none of these